MO- JAVA SCRIPT EXERSICES -ARRAYS

.learn/resets/01-Hello_World/app.js

@@ -0,0 +1 @@
+// console log hello world here

.learn/resets/02.1-Access_and_retrieve/app.js

@@ -0,0 +1,8 @@
+// Declaring the array
+let myArray = ['sunday','monday','tuesday','wednesday','thursday','friday','saturday'];
+
+// 1. print the 3rd item here
+
+// 2. change the 'thursday' value to null here
+
+// 3. print the position of step 2

.learn/resets/02.2-Retrieve_Items/app.js

@@ -0,0 +1,3 @@
+let arr = [4,5,734,43,45,100,4,56,23,67,23,58,45,3,100,4,56,23];
+
+// your code here

.learn/resets/03-Print_the_last_one/app.js

@@ -0,0 +1,10 @@
+function generateRandomArray()
+{
+	let auxArray = [];
+	let randomLength = Math.floor(Math.random()*100);
+	for(let i = 0; i < randomLength; i++) auxArray.push(Math.floor(Math.random()*100));
+	return auxArray;	
+}
+let myStupidArray = generateRandomArray();
+
+// Your code here

.learn/resets/04.1-Loop_from_one_to_seventeen/app.js

@@ -0,0 +1,4 @@
+// Change the conditions of the for loop
+for(let number = 0; number < 10; number++) {
+    // Print the number
+}  

.learn/resets/04.2-Loop_from_seven_to_twelve/app.js

@@ -0,0 +1 @@
+// Your code here

.learn/resets/04.3-Add_items_to_array/app.js

@@ -0,0 +1,5 @@
+let arr = [4,5,734,43,45];
+
+// Your code here, use the push() function and the 2 Math functions
+
+console.log(arr);

.learn/resets/04.4-Add_items_to_array_looping/app.js

@@ -0,0 +1,6 @@
+let arr = [4,5,734,43,45];
+
+//*****************
+// Your code here
+// you need to loop 10 times, for example, using a for loop
+//*****************

.learn/resets/05.1-Loop_Array/app.js

@@ -0,0 +1,4 @@
+let myArray = [232,32,1,4,55,4,3,32,3,24,5,5,5,34,2,3,5,5365743,52,34,3,55,33,435,4,6,54,63,45,4,67,56,47,1,34,54,32,54,1,78,98,0,9,8,98,76,7,54,2,3,42,456,4,3321,5];
+
+// wrap this console.log within a loop and replace 0 with i
+console.log(myArray[0]);

.learn/resets/06.2-Loop-from-the-top/app.js

@@ -0,0 +1,7 @@
+let mySampleArray = [3423,5,4,47889,654,8,867543,23,48,56432,55,23,25,12];
+
+
+for(let i = 0; i < mySampleArray.length; i = i + 1)
+{
+	console.log(mySampleArray[i]);
+}

.learn/resets/06.3-Loop-adding-two/app.js

@@ -0,0 +1,7 @@
+let mySampleArray = [3423,5,4,47889,654,8,867543,23,48,56432,55,23,25,12];
+
+
+for(let i = 0; i < mySampleArray.length; i = i + 1)
+{
+	console.log(mySampleArray[i]);
+}

.learn/resets/06.4-Loop-from-the-half-to-the-end/app.js

@@ -0,0 +1,10 @@
+let mySampleArray = [3423,5,4,47889,654,8,867543,23,48,56432,55,23,25,12];
+
+let initialValue = 0;
+let stopValue = 0;
+let increasingValue = 0;
+
+for(let i = initialValue; i < stopValue; i = i + increasingValue)
+{
+	console.log(mySampleArray[i]);
+}

.learn/resets/06.5-One-last-looping/app.js

@@ -0,0 +1,3 @@
+let mySampleArray = ['Esmeralda', 'Kiko', 'Ruth', 'Lebron', 'Pedro', 'Maria', 'Lou', 'Fernando', 'Cesco', 'Bart', 'Annie'];
+
+// Your code here

.learn/resets/07.2-Letter-Counter/app.js

@@ -0,0 +1,6 @@
+let par = "Lorem ipsum dolor sit amet consectetur adipiscing elit Curabitur eget bibendum turpis Curabitur scelerisque eros ultricies venenatis mi at tempor nisl Integer tincidunt accumsan cursus"
+let counts = {};
+
+// Your code here
+
+console.log(counts);

.learn/resets/07.3-Flip-Array/app.js

@@ -0,0 +1,3 @@
+let arr = [45,67,87,23,5,32,60];
+
+// Your code here

.learn/resets/08.1-Mixed-array/app.js

@@ -0,0 +1,3 @@
+let mix = [42, true, "towel", [2,1], 'hello', 34.4, {"name": "juan"}];
+
+// Your code here

.learn/resets/08.2-Count-On/app.js

@@ -0,0 +1,9 @@
+let myArray = [42, true, "towel", [2,1], 'hello', 34.4, {"name": "juan"}];
+
+let hello = [];
+for(let i = 0; i < myArray.length; i++) {
+    let item = myArray[i];
+    // MAGIC HAPPENS HERE
+}
+
+console.log(hello)

.learn/resets/08.3-Sum-all-items/app.js

@@ -0,0 +1,6 @@
+function sumTheElements(theArray) {
+	let total = 0;
+	// Your code here
+
+	return total;
+}

.learn/resets/09-forEach-loop/app.js

@@ -0,0 +1,6 @@
+let myArray = [3344,34334,454543,342534,4563456,3445,23455,234,262,2335,43323,4356,345,4545,452,345,434,36,345,4334,5454,345,4352,23,365,345,47,63,425,6578759,768,834,754,35,32,445,453456,56,7536867,3884526,4234,35353245,53244523,566785,7547,743,4324,523472634,26665,63432,54645,32,453625,7568,5669576,754,64356,542644,35,243,371,3251,351223,13231243,734,856,56,53,234342,56,545343];
+
+myArray.forEach(function(item, index, arr) {
+    // The value of the item is
+    console.log(item);
+});

.learn/resets/10-Everything-is-awesome/app.js

@@ -0,0 +1,11 @@
+let myArray = [ 1, 0, 0, 0, 1, 0, 0, 0, 1, 1 ];
+
+const ZerosToYahoos = (arr) => {
+    let return_array = [];
+    arr.forEach((item) => {
+            // magic goes inside these brackets
+    });
+    return return_array;
+};
+
+console.log(ZerosToYahoos(myArray));

.learn/resets/11-Do-while/app.js

@@ -0,0 +1,7 @@
+let i = 20;
+
+do {
+    // Magic goes here
+
+    i--;
+} while (i >= 0);

.learn/resets/12-Delete-element/app.js

@@ -0,0 +1,7 @@
+let people = ['juan','ana','michelle','daniella','stefany','lucy','barak', 'emilio'];
+
+// Your code below
+
+console.log(deletePerson('daniella'));
+console.log(deletePerson('juan'));
+console.log(deletePerson('emilio'));

.learn/resets/13-Merge-arrays/app.js

@@ -0,0 +1,10 @@
+let chunkOne = [ 'Lebron', 'Aaliyah', 'Diamond', 'Dominique', 'Aliyah', 'Jazmin', 'Darnell' ];
+let chunkTwo = [ 'Lucas', 'Jake', 'Scott', 'Amy', 'Molly', 'Hannah', 'Lucas' ];
+
+const mergeArrays = (firstArray, secondArray) => {
+    let newArray = []
+    // Your code here
+    return newArray
+}
+
+console.log(mergeArrays(chunkOne, chunkTwo));

.learn/resets/14-Divide-and-Conquer/app.js

@@ -0,0 +1,3 @@
+let listOfNumbers = [4, 80, 85, 59, 37, 25, 5, 64, 66, 81, 20, 64, 41, 22, 76, 76, 55, 96, 2, 68];
+
+// Your code here

.learn/resets/15-Max-integer-from-array/app.js

@@ -0,0 +1,3 @@
+let myArray = [43,23,6,87,43,1,4,6,3,67,8,3445,3,7,5435,63,346,3,456,734,6,34];
+
+// Your code here

.learn/resets/16-Foreach-min-val/app.js

@@ -0,0 +1,3 @@
+let myArray = [3344,34334,454543,342534,4563456,3445,23455,234,262,2335,43323,4356,345,4545,452,345,434,36,345,4334,5454,345,4352,23,365,345,47,63,425,6578759,768,834,754,35,32,445,453456,56,7536867,3884526,4234,35353245,53244523,566785,7547,743,4324,523472634,26665,63432,54645,32,453625,7568,5669576,754,64356,542644,35,243,371,3251,351223,13231243,734,856,56,53,234342,56,545343];
+
+// Your code here

.learn/resets/17-The-for-loop/app.js

@@ -0,0 +1,3 @@
+let myArray = [2323, 4344, 2325, 324413, 21234, 24531, 2123, 42234, 544, 456, 345, 42, 5445, 23, 5656, 423];
+
+// Your code here

.learn/resets/18-Nested-arrays/app.js

@@ -0,0 +1,3 @@
+let coordinatesArray = [[33.747252, -112.633853], [-33.867886, -63.987], [41.303921, -81.901693], [-33.350534, -71.653268]];
+
+// Your code here

.learn/resets/19-And-One-and-a-Two-and-a-Three/app.js

@@ -0,0 +1,11 @@
+let contact = {
+    fullName: "Jane Doe",
+    phone: "321-321-4321",
+    email: "test@test.com"
+}
+
+for (let key in contact) {
+    // Your code here
+
+}
+

.learn/resets/20.1-Map-an-array/app.js

@@ -0,0 +1,9 @@
+let arrayOfCelsiusValues = [-2, 34, 56, -10];
+
+let arrayOfFahrenheitValues = arrayOfCelsiusValues.map(function(value) {
+
+	// Add your code here and return the new value
+
+});
+
+console.log(arrayOfFahrenheitValues);

.learn/resets/20.2-More-mapping/app.js

@@ -0,0 +1,5 @@
+let myNumbers = [23,234,345,4356234,243,43,56,2];
+
+// Your code here
+
+console.log(newArray);

.learn/resets/20.3-Map-with-function-inside-variable/app.js

@@ -0,0 +1,7 @@
+let names = ['Alice', 'Bob', 'Marry', 'Joe', 'Hilary', 'Stevia', 'Dylan'];
+
+let prepender = function(name) {
+	return 'My name is: '+name;
+};
+
+// Your code here

.learn/resets/20.4-Map-data-types/app.js

@@ -0,0 +1,8 @@
+let mixedDataTypes = ['1', '5', '45', '34', '343', '34', 6556, 323];
+
+let newArray = mixedDataTypes.map(function(item) {
+	// Your code here
+	return item
+});
+
+console.log(newArray);

.learn/resets/20.5-Map-arrays-of-objects/app.js

@@ -0,0 +1,14 @@
+let people = [
+	{ name: 'Joe', birthDate: new Date(1986,10,24) },
+	{ name: 'Bob', birthDate: new Date(1975,5,24) },
+	{ name: 'Erika', birthDate: new Date(1989,6,12) },
+	{ name: 'Dylan', birthDate: new Date(1999,12,14) },
+	{ name: 'Steve', birthDate: new Date(2003,4,24) }
+];
+
+let simplifier = function(person) {
+	// Your code here
+	return person.name;
+};
+
+console.log(people.map(simplifier));

.learn/resets/20.6-Yes-and-no/app.js

@@ -0,0 +1,3 @@
+let theBools = [0, 1, 0, 0, 1, 1, 1, 0, 0, 1, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1];
+
+// Your code here

.learn/resets/21-Filter-an-array/app.js

@@ -0,0 +1,5 @@
+let allNames = ["Romario", "Boby", "Roosevelt", "Emiliy", "Michael", "Greta", "Patricia", "Danzalee"];
+
+// Your code here
+
+console.log(resultingNames);

.learn/resets/21.2-Filter-done-tasks/app.js

@@ -0,0 +1,12 @@
+let tasks = [
+  { label: "Eat my lunch", done: true },
+  { label: "Make the bed", done: false },
+  { label: "Have some fun", done: false },
+  { label: "Finish the replits", done: false },
+  { label: "Finish my exercises", done: true },
+  { label: "Ask for a raise", done: false },
+  { label: "Read a book", done: true },
+  { label: "Make a trip", done: false },
+];
+
+// Your code here

.learn/resets/21.3-Filter-list/app.js

@@ -0,0 +1,5 @@
+let names = ['Liam','Emma','Noah','Olivia','William','Ava','James','Isabella','Logan','Sophia','Benjamin','Mia','Mason','Charlotte','Elijah','Amelia','Oliver','Evelyn','Jacob','Abigail','Lucas','Harper','Michael','Emily','Alexander','Elizabeth','Ethan','Avery','Daniel','Sofia','Matthew','Ella','Aiden','Madison','Henry','Scarlett','Joseph','Victoria','Jackson','Aria','Samuel','Grace','Sebastian','Chloe','David','Camila','Carter','Penelope','Wyatt','Riley'];
+
+// Your code here
+
+console.log(filterByName(names, 'am'));

.learn/resets/22-Matrix-Builder/app.js

@@ -0,0 +1,6 @@
+// Your code here
+
+
+
+// Do not change anything from this line down
+console.log(matrixBuilder(5))

.learn/resets/23-Parking-Lot/app.js

@@ -0,0 +1,11 @@
+let parkingState = [
+  [1, 0, 1, 1],
+  [0, 0, 0, 2],
+  [1, 1, 2, 1],
+  [2, 1, 1, 1]
+]
+
+// Your code here
+
+
+console.log(getParkingLotState(parkingState))

.learn/resets/24-Making-a-ul/app.js

@@ -0,0 +1,32 @@
+let allColors = [
+	{label: 'Red', sexy: true},
+	{label: 'Pink', sexy: false},
+	{label: 'Orange', sexy: true},
+	{label: 'Brown', sexy: false},
+	{label: 'Pink', sexy: true},
+	{label: 'Violet', sexy: true},
+	{label: 'Purple', sexy: false},
+];
+
+function generateLI(color) {
+	// Your code here
+}
+
+function filterColors(color) {
+	// Your code here
+}
+
+function generateHTMLFromArray(array) {
+
+	let filteredOptions = array.filter((filterColors));
+	let LIs = filteredOptions.map(generateLI);
+
+	let htmlString = '<ul>';
+	LIs.forEach(function(element) {
+		htmlString += element;
+	})
+	htmlString += '</ul>';
+	return htmlString;
+}
+
+console.log(generateHTMLFromArray(allColors));

.learn/resets/25-Techno-beat/app.js

@@ -0,0 +1,9 @@
+// Your code here
+
+
+// Don't change anything below this line
+console.log(lyricsGenerator([0,0,1,1,0,0,0]))
+console.log(lyricsGenerator([0,0,1,1,1,0,0,0]))
+console.log(lyricsGenerator([0,0,0]))
+console.log(lyricsGenerator([1,0,1]))
+console.log(lyricsGenerator([1,1,1]))

exercises/01-Hello_World/app.js

@@ -1 +1,2 @@
-// console log hello world here
+// console log hello world here
+console.log("Hello world")

exercises/02.1-Access_and_retrieve/app.js

@@ -2,7 +2,10 @@
 let myArray = ['sunday','monday','tuesday','wednesday','thursday','friday','saturday'];
 
 // 1. print the 3rd item here
-
+console.log(myArray[2]);
 // 2. change the 'thursday' value to null here
 
+myArray[4] = null;
+
 // 3. print the position of step 2
+console.log(myArray[4]);

exercises/02.2-Retrieve_Items/app.js

@@ -1,3 +1,5 @@
 let arr = [4,5,734,43,45,100,4,56,23,67,23,58,45,3,100,4,56,23];
 
 // your code here
+console.log(arr[0]);
+console.log(arr[3]);

exercises/03-Print_the_last_one/app.js

@@ -8,3 +8,5 @@ function generateRandomArray()
 let myStupidArray = generateRandomArray();
 
 // Your code here
+let theLastOne = myStupidArray[myStupidArray.lenght - 1]; 
+console.log(theLastOne)

exercises/04.1-Loop_from_one_to_seventeen/app.js

@@ -1,4 +1,5 @@
 // Change the conditions of the for loop
 for(let number = 0; number < 10; number++) {
     // Print the number
+    console.log(number)
 }  

exercises/04.2-Loop_from_seven_to_twelve/app.js

@@ -1 +1,4 @@
 // Your code here
+for (var i=7; i>= 12; i++) {
+    console.log(i)
+}

exercises/04.3-Add_items_to_array/app.js

@@ -1,5 +1,6 @@
 let arr = [4,5,734,43,45];
 
 // Your code here, use the push() function and the 2 Math functions
-
+arr.push(Math.floor(Math.random() *100));
+arr.push(Math.floor(Math.random() *100));
 console.log(arr);

exercises/04.4-Add_items_to_array_looping/app.js

@@ -4,3 +4,7 @@ let arr = [4,5,734,43,45];
 // Your code here
 // you need to loop 10 times, for example, using a for loop
 //*****************
+for (let i=0; i<10; i++){
+    arr.push(Math.floor(Math.random() * 100))
+}
+console.log(arr);